
---
title: "Gapminder Analysis"
author: "Colin Rundel"
date: "8/30/2016"
output: html_document
---

## Exercise 0

### Load packages

Load the following packages for 

- data wrangling (`dplyr`), and 
- data visualizaiton (`ggplot2`)

```{r load_pkgs, message=FALSE}
library(dplyr)
library(ggplot2)
```

### Load data

```{r load_data}
gap = read.csv("https://bit.ly/gap_data_upd")
```

## Exercise 1

Visualize the relationship between life expectancy and GDP per capita in 2007 using a scatter plot.

```{r ex1}

```


### Exercise 2

Visualize the relationship between life expectancy and GDP per capita in 2007 using a scatter plot and color the points by continent.

```{r ex2}

```